Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D645403 | Charger for vacuum cleaners | Woon Kyu Seo, Dae Sung Lee, Young Soo Ha | 2011-09-20 |
SC
Sun Il Cho
Overall (2011): #157,298 of 364,097Top 45%
1
Patents 2011